Interdental brush head



FIG. 1 is a perspective view of an interdental brush head showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a bottom plan view thereof; and,

FIG. 6 is a left end elevational view thereof, the right end elevational view being a mirror image thereof. 

The ornamental design for an interdental brush head, as shown and described. 